Event: Div 3 - Batley-Meek Memorial Trophy

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Opponent Rating Result
Jay Ryalls 1730 0 - 1
Andrew Nettleship 1556 1 - 0
Steve J Gibbs 1749 0 - 1
Rob Skelton 1645 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1570 = (6680 + 400 * (1 - 2)) / 4)

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